Classifications
Bio Vs Abio
Energy Flow
Life & Death
Food Webs
Ecosystems
100
True or False.
A population is a group of organisms of different species living in the same area at the same time
False, a population is a group of organisms of the same species...
100
True or False.
Not all ecosystems have both biotic and abiotic factors
False, every ecosystem has both
100
Number of directions energy can flow in a food web or energy pyramid.
What is One?
100
True or False.
All organisms on Earth rely on energy from the sun.
True
100
List three tertiary consumers on this food web.
Dragon Fly
Buzzard
Snake
100
The grassland biome receives little rain. How will this MOST LIKELY affect plant life?
A. Plants grow higher
B. Plants will have shallow roots
C. There will be few trees
C. There will be few trees
200
A group of organisms interacting with each other and with non-living factors in their environment is called what?
An ecosystem
200
Give an example of both a biotic factor and an abiotic factor
Biotic: Animals, plants, micro-organisms
Abiotic: water, oxygen, light, temperature, soil, etc.
200
How energy enters and food web.
What is by plants performing photosynthesis?
200
A process in the cells of plants that converts light energy from the sun into chemical energy is called what?
Photosynthesis
200
Identify 1 producer and 1 consumer from the following food web
Producer: Grass
Consumer: Grasshopper, Mouse, Snake, Rabbit, Lizard, Hawk
200
The primary source of energy for organisms in an ecosystem?
What is the sun?
300
Ecosystems can be grouped into 2 catagories …what are they?
Terrestrial and Aquatic
300
What is the difference between biotic and abiotic factors?
Biotic factors are living things and abiotic factors are non-living things
300
What is a consumer?
Any organism that gets the energy it needs by eating producers or other consumers
300
List three things that are required for photosynthesis to occur.
Sunlight, carbon dioxide and water
300
An organism that only eats plants.
What is a Herbivore?
300
A graphic used to illustrate trophic levels in an ecosystem.
What is a food or energy pyramid.
400
What is the difference between a terrestrial ecosystem and an aquatic ecosystem?
Terrestrial ecosystems are on land (deserts, grasslands, forests, etc.) and aquatic ecosystems are in bodies of water (ocean, lake, wetland, etc.)
400
Which type of factor(s) are required for decomposition?
Abiotic and biotic
400
Does energy flow from a producer to a consumer or from a consumer to a producer?
Producer to consumer
400
Fill in the blank.
A __________ is any substance that an organism needs to sustain its life.
nutrient
400
Interactions within ecosystems and among ecosystems provide a constant flow of __________ for the organism that inhabit the ecosystems.
What is energy?
400
A single line of energy flow in ecosystem.
What is a food chain.
500
Give an example of a small ecosystem (i.e. more specific/smaller than a forest)
rotting log, puddle of water, pond, etc.
500
Something found in nature that enhances the lives of plants and animals
What is a resource
500
An organism that obtains energy by consuming dead plant and animal matter is called what?
A decomposer
500
When organisms die, what type of organism is required to return the nutrients to the environment?
Decomposers
500
In the energy pyramid shown, the producers in trophic level 1 contain 2300 kcalories of energy. If consumed, how much of that original energy will be consumed by the secondary consumers?
23 kcals
500
A graphic illustrating a network of energy flow in an ecosystem.
What is a food web
600
What is the difference between a population and community?
Populations only contain one species or organism while a community is different species interacting with each other.
600
Any biotic or abiotic factor that restricts the existence, number, reproduction, or distribution of organisms.
Limiting Factors
600
An ecosystem
What is a place where multiple species and interact with the biotic and abiotic factors AND energy and matter flows in and around and environment.
600
The main storage for Carbon on Earth
What is the ocean?
600
Which organisms form the base of all ecosystems?
What are plants or producers?
600
In all environments, the growth and survival of organisms depend on the physical conditions. The conditions are called
What are environmental factors
or
biotic & Abiotic factors.